Generally, when organizations are deciding how many copies of a file they need on hand, they are really asking a reliability question about the data. And the most common question that follow that is, are two copies on low-cost, low-reliability media better than one copy on enterprise media?

LTO technology has been around for many years, and numerous vendors sell products built around it. With LTO-5 released this year and LTO-6 on the horizon, how does an enterprise chose from the myriad product choices?

Data deduplication has hit the mainstream and nearly all of the major vendors have an offering along with numerous smaller players. Here are 13 dedupe offerings worth a look. At least one is likely to more than meet your needs.